Worked on the openai/openai-agents-python repository to enhance the reliability of backend processes by addressing a critical bug in JSON input validation for handoffs. Leveraged Python and Pydantic to implement strict data validation, ensuring that only properly typed JSON inputs are accepted when strict_json_schema is enabled. This approach prevented type coercion and improved data integrity, reducing downstream errors and support overhead. Focused on backend development and unit testing to harden the handoff process, the work resulted in more robust error handling and higher data quality, ultimately supporting smoother integrations and a better developer experience within the repository’s workflow.